A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5945-00-156-0781
NSN 6610-01-200-6861
NSN 5998-00-248-9159
NSN 5925-00-264-6256
NSN 2925-00-640-8611
NSN 5905-01-591-5731
NSN 2925-00-435-5604
NSN 6105-01-240-6319
NSN 5930-01-654-3576
NSN 6650-00-972-8650
NSN 5935-01-485-7624
NSN 5985-01-204-9040